diff options
Diffstat (limited to 'pcr-controller/cmd_queue.h')
| -rw-r--r-- | pcr-controller/cmd_queue.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/pcr-controller/cmd_queue.h b/pcr-controller/cmd_queue.h index 84b8a01..d632f43 100644 --- a/pcr-controller/cmd_queue.h +++ b/pcr-controller/cmd_queue.h @@ -23,6 +23,13 @@ #include <avr/io.h> +/* The only actual reason for this queue is to enable non-blocking reads. +* I.e. we want to avoid blocking the main loop while waiting on a user-input terminating '\n', '\r' or ',' . +* As we could (and DO if the queue is full) execute a command right away once all arguments have been read, +* the queue really does not need to be 4 long and the whole handling could me much much simpler. +* I.e. only ever remember ONE command and execute it as soon as all args are present! +*/ + uint8_t cmdq_addCharToArgumentBuffer(uint8_t c); void cmdq_queueCmdWithNumArgs(void* fptr, uint8_t num_args); void cmdq_doWork(void); |